Q. |
Consider the following statements
A magnetic field
1. Never exerts a force on a charged particle.
2. Always exerts a force on a changed particle.
3. Exerts a force on a charged particle if it is moving across the magnetic lines of force.
4. Exerts a force on a charged particle if it is moving along the magnetic lines of force.
Which of the statements given above is/are correct? |
(a)Only 3  | | (b)Only 4 | | (c)Both 1 and 2 | | (d)1, 2, 3 and 4 |
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